Fluval FX4 External Filter

From the Fluval range. The fx series: For use with freshwater & saltwater aquariums. Compact & high-performance super capacity canister which process high volumes of water every hour. Smart pump technology, patented microchip technology continously monitors & optimizes pump performance. Improved motor technology provides better performance & consumes 10% less electricity than predecessor. Self-starting, just add water, plug in & smart pump will take over. Trapped air auto evacuated every 12 hours to ensure maximum efficiency. Easy water changes eliminate need to carry heavy buckets. Simply attach hosing to output (kit sold seperately), smart pump does the rest. Removable, stackable media baskets eliminate water bypass & hold a total of 1.5 gallons of media. Aqua-stop valves with leak-proof click-fit attachment system. Valves positioned at 45-degree angle for easy installation & rotation. Anti-clog, telescopic strainer ensures continuous water flow. Multi-directional output nozzles can be fully adjusted to create customized water flows. Purge valve with drain hose for easy maintenance & flushing of canister. Rubberized feet help ensure quiet operation. Fx4: For aquariums up to 1000 ltrs- Features a 2650 lph flow rate.